Class 11Physics10-1.Thermometry, Thermal Expansion and CalorimetryTemperature and Temperature scales
EasyMercury boils at $367^{\circ}C$. However,mercury thermometers are made such that they can measure temperatures up to $500^{\circ}C$. This is achieved by:
- AMaintaining a vacuum above the mercury column in the stem of the thermometer
- BFilling nitrogen gas at high pressure above the mercury column
- CFilling nitrogen gas at low pressure above the mercury level
- DFilling oxygen gas at high pressure above the mercury column
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Similar Questions
$A$ Centigrade and a Fahrenheit thermometer are dipped in boiling water. The water temperature is lowered until the Fahrenheit thermometer registers $140\,^{\circ}F$. What is the fall in temperature as registered by the centigrade thermometer?
MediumAIIMS 1998
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View Solution$A$ Celsius and a Fahrenheit thermometer are dipped in boiling water. The temperature of water is lowered until the Fahrenheit thermometer shows $140^{\circ}F$. What is the fall in temperature on the Celsius thermometer (in $^{\circ}C$)?
DifficultMHT CET 2026
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